79 lines
2.5 KiB
JavaScript
79 lines
2.5 KiB
JavaScript
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/*
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* Copyright (c) 2024 lax1dude. All Rights Reserved.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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const platfAudioName = "platformAudio";
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function setCurrentAudioContext(audioContext, audioImports) {
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/**
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* @return {AudioContext}
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*/
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audioImports["getContext"] = function() {
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return audioContext;
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};
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/**
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* @param {AudioBufferSourceNode} sourceNode
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* @param {Object} isEnded
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*/
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audioImports["registerIsEndedHandler"] = function(sourceNode, isEnded) {
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if(!isEnded["selfEndHandler"]) {
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isEnded["selfEndHandler"] = function(evt) {
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isEnded["isEnded"] = true;
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}
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}
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sourceNode.addEventListener("ended", isEnded["selfEndHandler"]);
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};
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/**
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* @param {AudioBufferSourceNode} sourceNode
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* @param {Object} isEnded
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*/
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audioImports["releaseIsEndedHandler"] = function(sourceNode, isEnded) {
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if(isEnded["selfEndHandler"]) {
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sourceNode.removeEventListener("ended", isEnded["selfEndHandler"]);
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}
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};
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/**
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* @param {Uint8Array} fileData
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* @param {string} errorFileName
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* @return {Promise}
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*/
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function decodeAudioBrowserImpl(fileData, errorFileName) {
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return new Promise(function(resolve) {
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const copiedData = new Uint8Array(fileData.length);
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copiedData.set(fileData, 0);
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audioContext.decodeAudioData(copiedData.buffer, resolve, function(err) {
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eagError("Failed to load audio: {}", errorFileName);
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resolve(null);
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});
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});
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}
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audioImports["decodeAudioBrowser"] = new WebAssembly.Suspending(decodeAudioBrowserImpl);
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}
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function setNoAudioContext(audioImports) {
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audioImports["getContext"] = function() {
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return null;
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};
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setUnsupportedFunc(audioImports, platfAudioName, "registerIsEndedHandler");
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setUnsupportedFunc(audioImports, platfAudioName, "releaseIsEndedHandler");
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setUnsupportedFunc(audioImports, platfAudioName, "decodeAudioBrowser");
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}
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